diff --git a/htdocs/core/class/html.formprojet.class.php b/htdocs/core/class/html.formprojet.class.php
index b32282782614f..3d493b6571d0a 100644
--- a/htdocs/core/class/html.formprojet.class.php
+++ b/htdocs/core/class/html.formprojet.class.php
@@ -77,6 +77,7 @@ function select_projects($socid=-1, $selected='', $htmlname='projectid', $maxlen
 		$sql.= " WHERE p.entity = ".$conf->entity;
 		if ($projectsListId !== false) $sql.= " AND p.rowid IN (".$projectsListId.")";
 		if ($socid == 0) $sql.= " AND (p.fk_soc=0 OR p.fk_soc IS NULL)";
+		if ($socid > 0)  $sql.= " AND (p.fk_soc=".$socid." OR p.fk_soc IS NULL)";
 		$sql.= " ORDER BY p.ref ASC";
 
 		dol_syslog(get_class($this)."::select_projects sql=".$sql,LOG_DEBUG);